9558 Training Set is a Ninjagoset released in January2012. It includes a Kendo Kaiminifigure on a spinner, and a varied assortment of weapons including a silver sword, a golden dark blade, a ninjago sword, a spear, a golden staff, a dark axe, a scythe blade, and a nin-jo. It also includes a snake that, if you hit its tail, will drop a weapon. It also includes the battle cards Spin Circle!, Extinguish, Blinding Flash, and Backflip, as well as Kai's character card, which is 300 fire, 300 lightning, 200 earth, and 200 ice.